return s.Label.End()
	}
	return token.Pos(int(s.TokPos) + len(s.Tok.String()))
}
func (s *BlockStmt) End() token.Pos {
	if s.Rbrace.IsValid() {
		return s.Rbrace + 1
	}
	if n := len(s.List); n > 0 {
		return s.List[n-1].End()
	}
	return s.Lbrace + 1
}
func (s *IfStmt) End() token.Pos {
	if s.Else != nil {
		return s.Else.End()
	}
	return s.Body.End()
}

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !race

package sys

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build race

package race

import (
	"runtime"
	"unsafe"
)

const Enabled = true

func Acquire(addr unsafe.Pointer) {
	runtime.RaceAcquire(addr)
}

func Release(addr unsafe.Pointer) {
	runtime.RaceRelease(addr)
}

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build (darwin && race) || (linux && race) || (freebsd && race)

package unix

import (
	"runtime"
	"unsafe"
)

const raceenabled = true

func raceAcquire(addr unsafe.Pointer) {
	runtime.RaceAcquire(addr)
}

func raceReleaseMerge(addr unsafe.Pointer) {

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build race

package runtime

import (
	"internal/abi"
	"unsafe"
)

// Public race detection API, present iff build with -race.

func RaceRead(addr unsafe.Pointer)
func RaceWrite(addr unsafe.Pointer)
func RaceReadRange(addr unsafe.Pointer, len int)

		t.Skipf("skipped because sh is not available")
	}

	attr := &os.ProcAttr{
		Sys: &syscall.SysProcAttr{
			Ptrace: true,
		},
	}
	proc, err := os.StartProcess(bin, []string{bin}, attr)
	if err == nil {
		proc.Kill()
	}
	if err != nil && !os.IsPermission(err) {
		t.Fatalf("StartProcess with ptrace enabled failed: %v", err)
	}

// to) trigger compiler data races, so they will be exercised on
// the racecompile builder.
//
// This package is not imported so functions here are not included
// in the actual compiler.

// Issue 55357: data race when building multiple instantiations of
// generic closures with _ parameters.
func Issue55357() {
	type U struct {
		A int
		B string
		C string
	}
	var q T55357[U]
	q.Count()
	q.List()

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build plan9 && race

package plan9

import (
	"runtime"
	"unsafe"
)

const raceenabled = true

func raceAcquire(addr unsafe.Pointer) {
	runtime.RaceAcquire(addr)
}

func raceReleaseMerge(addr unsafe.Pointer) {
	runtime.RaceReleaseMerge(addr)
}

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build windows && race

package windows

import (
	"runtime"
	"unsafe"
)

const raceenabled = true

func raceAcquire(addr unsafe.Pointer) {
	runtime.RaceAcquire(addr)
}

func raceReleaseMerge(addr unsafe.Pointer) {
	runtime.RaceReleaseMerge(addr)
}

# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

# race.bash tests the standard library under the race detector.
# https://golang.org/doc/articles/race_detector.html

set -e

function usage {